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Finding the Fourth Proportional to 63,621.86, 95,437.80 and 16,874.74

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Solution

The fourth proportional to 63,621.86, 95,437.80 and 16,874.74 is: 25,313.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,621.86 : 95,437.80 = 16,874.74 : x
  2. Step 2: Convert to fraction form
    63,621.86/95,437.80 = 16,874.74/x
  3. Step 3: Cross multiply
    63,621.86x = 95,437.80 × 16,874.74
  4. Step 4: Simplify right side
    63,621.86x = 1,610,488,061.17
  5. Step 5: Solve for x
    x = 1,610,488,061.17/63,621.86
  6. Step 6: Final answer
    x = 25,313.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.